The factors of the number 1,092,420 are: 1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 27, 28, 30, 34, 35, 36, 42, 45, 51, 54, 60, 63, 68, 70, 84, 85, 90, 102, 105, 108, 119, 126, 135, 140, 153, 170, 180, 189, 204, 210, 238, 252, 255, 270, 289, 306, 315, 340, 357, 378, 420, 459, 476, 510, 540, 578, 595, 612, 630, 714, 756, 765, 867, 918, 945, 1020, 1071, 1156, 1190, 1260, 1428, 1445, 1530, 1734, 1785, 1836, 1890, 2023, 2142, 2295, 2380, 2601, 2890, 3060, 3213, 3468, 3570, 3780, 4046, 4284, 4335, 4590, 5202, 5355, 5780, 6069, 6426, 7140, 7803, 8092, 8670, 9180, 10115, 10404, 10710, 12138, 12852, 13005, 15606, 16065, 17340, 18207, 20230, 21420, 24276, 26010, 30345, 31212, 32130, 36414, 39015, 40460, 52020, 54621, 60690, 64260, 72828, 78030, 91035, 109242, 121380, 156060, 182070, 218484, 273105, 364140, 546210, 1092420.
If you add them up, you will get the total of 4,126,080.